bring a knife to a gunfight
缺乏必要准备或能力与强大的对手竞争
口语·形容准备不足或处于劣势
英文释义
to enter into a situation ill-prepared or at a disadvantage
例句
If you go to that negotiation without any data, you're bringing a knife to a gunfight.
典故来源
源自西部片或战争场景，用冷兵器对抗火器比喻实力悬殊的竞争。